Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 19, Number 4—April 2013
Photo Quiz

Photo Quiz

Who Is This Man?

The father of viral oncology, he discovered the first tumor virus and influenced many later scientists, including several Nobel laureates.

Is he:

A) Richard Shope

B) Peyton Rous

C) Simon Flexner

D) Thomas Rivers

E) Ludwik Gross

Decide first. Then turn the page.

Page created: March 08, 2013
Page updated: August 11, 2017
Page reviewed: August 11, 2017
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.